feat(版本详情): 优化任务统计与测试轮次

apps/web/lib/effort-summary.test.ts

@@ -0,0 +1,34 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+
+import { buildEffortSummaryMetrics, sumPositiveHours } from './effort-summary';
+
+interface EffortMetricForTest {
+  label: string;
+  value: string;
+}
+
+test('sumPositiveHours only returns a total when at least one item has a positive value', () => {
+  const total = sumPositiveHours(
+    [{ hours: 0.25 }, { hours: undefined }, { hours: 1 }],
+    (item: { hours?: number }) => item.hours,
+  );
+
+  assert.equal(total, 1.25);
+  assert.equal(sumPositiveHours([{ hours: 0 }, { hours: undefined }], (item: { hours?: number }) => item.hours), undefined);
+});
+
+test('buildEffortSummaryMetrics keeps the shared top metric order and empty estimate placeholders', () => {
+  const metrics = buildEffortSummaryMetrics({
+    aiEstimateHours: 0.25,
+    estimateHours: undefined,
+    actualHours: 1.5,
+    manhours: 2,
+  });
+
+  assert.deepEqual(metrics.map((metric: EffortMetricForTest) => metric.label), ['AI预估', '执行预估', '实际耗时', '人力投入']);
+  assert.equal(metrics[0].value, '0.25h（0.01天）');
+  assert.equal(metrics[1].value, '-');
+  assert.equal(metrics[2].value, '1.5h（0.06天）');
+  assert.equal(metrics[3].value, '2h（0.08天）');
+});